Force and Motion

Front

What is the force that pulls objects toward the Earth?

Back

Gravity

Front

What do forces do to motion?

Back

Forces start, stop, or change the direction of motion.

Front

What type of force is acting when a person is walking along the beach?

Back

Unbalanced force

Front

What is a push or pull called?

Back

Force

Front

What type of forces are used when skiing down a hill?

Back

Both contact and non-contact forces.

Front

What unit is used to measure force?

Back

Newton

Front

What is the difference between balanced and unbalanced forces?

Back

Balanced forces do not change an object's motion, while unbalanced forces do.

Front

What happens when two forces of equal strength act in opposite directions?

Back

They create a balanced force.

Front

What is an example of a non-contact force?

Back

Gravity or magnetism.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.